Like Codiopsis but distinguished from that genus by having small undifferentiated aboral pore-pairs rather than large subconjugate pore-pairs. Differs from Habrocidaris in having short but distinct phyllodes adorally, and compound plating that continues to the peristome margin.
Döderlein, L. 1905. Über die Seeigel aus der Deutschen Tiefsee-Expedition. Zoologischer Anzeiger, 28, 621-624.
Mortensen, T. 1935. A monograph of the Echinoidea II. Bothriocidaroida, Melonechinoida, Lepidocentroida and Stirodonta. C. A. Reitzel, Copenhagen